How to Fit a Busbar in a Consumer Unit How to fit a miniature circuit breaker (MCB) to a busbar in a consumer unit (fuse box). In this video I demonstrate how to fit a Fuse Box miniature circuit breaker and then return it to the correct torque setting using a torque screwdriver. EAL Awards City & Guilds Videos are training aids for City and Guilds (C and G) and EAL courses Level 1, 2, 3 plus AM2, AM2S and AM2E. #GSHElectrical #ElectricalTrainingVideos #ElectricalWiring #ElectricalWork #FuseBox #